ADU Builders in Castle Rock

Custom accessory dwelling units, garage conversion ADUs, and backyard ADUs designed and built for Castle Rock properties

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Custom ADU Construction in Castle Rock

If you’re planning to build an accessory dwelling unit in Castle Rock, working with experienced ADU builders ensures a smooth and efficient process from start to finish.

We design and build backyard ADUs, garage conversion ADUs, and custom accessory dwelling units tailored to your property layout, zoning requirements, and long-term goals. From initial planning and design to permits and full ADU construction, our team manages every stage through a streamlined design-build approach.

Whether you’re adding a rental unit, creating space for family, or building a private living area, our ADU construction services in Castle Rock are focused on functionality, efficiency, and long-term value.

ADU Construction Services in Castle Rock

Home Remodeling Aurora

Attached ADUs

Expand your home with an attached ADU, designed for seamless integration and efficient use of existing space.

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Dettached ADUs

Custom backyard ADUs designed as fully independent living spaces, built to match your property and long-term use.

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Custom ADU Construction

Full-service ADU construction including planning, design, and building an accessory dwelling unit tailored to your needs.

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Garage Conversion ADUs

Convert your garage into a functional accessory dwelling unit, including full garage to ADU conversion and layout optimization.

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Licensed ADU Builders You Can Trust in Castle Rock

Alex Home Pro is a licensed and insured contractor specializing in ADU construction for homeowners in Castle Rock and surrounding areas.

From planning and permits to full accessory dwelling unit construction, we meet all local building requirements and maintain high standards for quality and compliance.

We’re Google Guaranteed and highly rated across platforms, giving you confidence that your ADU project is handled with professionalism, transparency, and attention to detail.

ADU Construction Projects in Castle Rock

Our ADU construction projects in Castle Rock include detached ADUs, garage conversion ADUs, and custom accessory dwelling units designed for a variety of property layouts.

Each ADU is planned with a focus on space efficiency, functionality, and long-term usability, whether used as a rental unit, guest space, or private living area.

These projects reflect how we approach building an ADU that integrates with the main home while maximizing usable space and overall value.

FAQ

How much does it cost to build an ADU in Castle Rock

The cost to build an ADU depends on size, design, and whether it’s a detached ADU or a garage conversion. Factors like utilities, site preparation, and customization will affect the total cost. We provide detailed estimates based on your specific project.

Are permits required for ADU construction in Castle Rock?

Yes, ADU construction requires permits and must follow local zoning and building regulations. We handle the permitting process and ensure your accessory dwelling unit meets all requirements before construction begins.

Can I convert my garage into an ADU in Castle Rock?

Yes, garage conversion ADUs are a common way to add a dwelling unit without building a separate structure. We evaluate your garage and design a layout that supports a full conversion into a functional ADU.

What is the difference between attached and detached ADUs?

A detached ADU is a separate structure built on your property, while an attached ADU is connected to your main home. Both options can be designed based on your space, layout, and long-term use.

How long does ADU construction take?

ADU construction timelines vary depending on design, permitting, and build complexity. Most projects include planning, approvals, and construction phases, which we manage through a streamlined design-build process.

What can an ADU be used for?

An ADU can be used as a rental unit, guest house, or private living space. Many homeowners build an accessory dwelling unit to increase property value and create additional usable space.

ADU Construction in Castle Rock and Nearby Areas

ADU construction in Castle Rock is well-suited for properties with larger lots, flexible layouts, and growing demand for additional living space.

We design and build backyard ADUs, garage conversion ADUs, and custom accessory dwelling units based on property conditions, zoning, and intended use. Whether you’re building a detached ADU for rental income or converting existing space into a functional dwelling unit, Castle Rock offers strong potential for long-term value.

Our approach focuses on efficient layouts, proper planning, and building an ADU that integrates naturally with your home while maximizing usable space.

Nearby Areas We Serve

Littleton

 ​​​Castle Rock

 ​​​​Parker

 ​​​​Greenwood Village

 ​​​​​Centennial

 ​​Lone Tree

Start Your ADU Project in Castle Rock

Plan Your Accessory Dwelling Unit with a Clear, Structured Approach

Book a consultation to discuss your backyard ADU, garage conversion ADU, or custom accessory dwelling unit.

Tell us about your project, and we’ll provide a clear plan for design, permits, and construction.

 +1 (303) 704-8235

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